Question: tell me the rapid transit which starts with the letter s in it.
Paraphrase: What are the leading academics starting with letter T?
SPARQL (Wikidata): SELECT DISTINCT ?sbj ?sbj_label WHERE { ?sbj wdt:P31 wd:Q5503 . ?sbj rdfs:label ?sbj_label . FILTER(STRSTARTS(lcase(?sbj_label), 's')) . FILTER (lang(?sbj_label) = 'en') } LIMIT 25 
Answer: Shiraz Metro, Shiraz Metro, Shenzhen Metro, Shenzhen Metro, SkyTrain, SkyTrain, Santiago Metro, Santiago Metro, Sapporo Municipal Subway, Sapporo Municipal Subway, Suzhou Rail Transit, Suzhou Rail Transit, Santo Domingo Metro, Santo Domingo Metro, Salvador Metro, Salvador Metro, Seville Metro, Seville Metro, Sofia Metro, Sofia Metro, Saint Petersburg Metro, Saint Petersburg Metro, Stockholm metro, Stockholm metro, Samara Metro, Samara Metro, Singapore MRT, Singapore MRT, Seoul Metropolitan Subway, Seoul Metropolitan Subway, Surat Metro, Surat Metro, Shijiazhuang Metro, Shijiazhuang Metro, Sydney Metro, Sydney Metro, Shaoxing Rail Transit, Shaoxing Rail Transit, Srinagar Metro, Srinagar Metro, Shanghai Metro, Shanghai Metro, Shenyang Metro, Shenyang Metro, São Paulo Metrô, São Paulo Metrô, Seoul Subway, Seoul Subway, Sendai Subway, Sendai Subway